page {
	background-color: rgb(240, 240, 240);
}

.top-bg {
	width: 100%;
	height: 100px;
	position: fixed;
	overflow: hidden;
}

.top-bg::after {
	content: '';
	width: 140%;
	height: 140px;
	position: fixed;
	left: -20%;
	top: 0;
	border-radius: 0 0 50% 50%;
	background: #2979ff;
}
